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Does Grinding Noise When Driving Irritate You? Here Is How You Fix It!

  • Auto Insurance
  • Natasha Young
  • 7 minutes

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Is there a grinding noise coming from your car while driving? Why do you think this is happening? When you know what’s wrong with your car and can pinpoint the source of the issue, you’ll be better prepared to take it to a mechanic for repair. And we intend to keep this blog as a guide for that matter. 

Grinding noises while driving

How to diagnose a grinding noise coming from your car while driving? 

Grinding noises should be investigated thoroughly. Follow these steps to identify the cause. 

Step 1 

Start your car. The grinding sound may begin immediately, or it may begin at any time during the engine’s operation. 

Step 2 

If you hear a grinding noise, raise the bonnet. Find the alternator, water pump, and power steering pump and closely examine. This is to figure out where the grinding noise is coming from in the engine. If you don’t know what the alternator, water pump, and power steering pump are, you can look in your owner’s manual. 

Step 3 

Listen to each of these parts to determine if the noise is coming from one of them after you’ve identified what they look like. Place one end of a rubber hose on the alternator and the other end up to your ear to listen to each individual part. If the alternator is malfunctioning, the hose will reveal this. The water and power steering pumps should be observed too.  

Step 4 

Drive the car to test the brakes. Gently apply the brakes as you drive along. Try braking a little harder if you hear a grinding sound while driving or braking. It’s possible that you will have worn brake pads if the noise keeps getting worse. 

Take a look at your brake pads when you get out of the car. Get to your vehicle’s owner’s manual if you are unsure where to begin your search. Keep in mind that you don’t want to skimp on your brake pads. Failure and collision are real possibilities. If the pads are thinner than a quarter of an inch, it’s time to get new ones. 

Step 5 

Get behind the wheel and make some right and left turns while driving. To begin, turn right and then left on your car’s steering wheel. It is most likely a wheel bearing problem if the grinding noise gets worse in one direction and then improves when you turn the other way. It is imperative that you do not overlook the importance of wheel bearings. Your vehicle should be repaired as soon as possible by a trustworthy mechanic.  

A grinding noise while driving straight raises additional concerns because the most likely culprit is neither a bearing nor a joint. Any number of things could be to blame, from pebbles lodged in the brakes to an alternator that has failed. There may be an issue with your car’s clutch if you notice a grinding noise when shifting gears. If you have any reason to believe that the problem is with your clutch or transmission, you should have them inspected by a mechanic. 



grinding noise when driving
Car photo created by standret – www.freepik.com

What causes the grinding noises? 

If you hear a grinding noise as your car accelerates, you may have a problem with your transmission, a faulty differential, a worn CV joint, or a damaged wheel bearing. Noise is never a good thing when you’re driving, but a grinding sound? That’s enough to make you nervous. You should always have it checked out by a mechanic to get a proper diagnosis.  

Faulty motor mount  

Engines are held in place by their motor or engine mounts. Metal motor mounts are prone to corrosion, breakdown, and separation from the engine. It’s possible that your engine mount is to blame for a grinding sound you hear when you’re driving at high speeds. As a result, the engine may be swaying around in the engine bay if the motor mount has shifted or come loose.  

If your car’s serpentine belt is loose, it can cause additional damage by rubbing against the underside of the vehicle’s swirl pot hose. Damage to other components can occur if an engine is knocked loose from its mount and falls on them, which can be costly to repair. In order to repair a worn or loose motor mount, you can spot weld it back into place with the proper knowledge and tools. 

Transmission issue 

Power from the engine is transferred to the wheels through your car’s transmission. The gear system in your car is most likely to blame for the grinding noise. Especially when you hear it, while you accelerate. To ensure that your car’s wheels are moving at the same rate as the engine, this system is necessary. 

Your transmission can be severely damaged if your wheels and engine are out of synchronization. As the car accelerates or shifts gears, you may hear this grinding. The transmission is beyond repair if you’re experiencing grinding and find out that it’s the cause of the problem; you’ll need to replace it. 

Do not attempt to repair or replace your transmission yourself, no matter how much you want to be self-sufficient. Only trained mechanics should handle transmission repairs or replacements. 

Faulty wheel bearing 

To keep a wheel attached to its axle, a wheel bearing is required. Using wheel bearings ensures that your car’s wheels spin with the least amount of friction possible. When accelerating, grinding noises can indicate a wheel bearing problem. This can have a negative impact on your vehicle’s steering, handling, and tire wear.  

When you turn, you’ll most likely hear a grinding sound. Your transmission, CV joints, and wheel hubs can all be affected by a worn-out wheel bearing. You and your passengers could be in grave danger if the wheel bearings lock up. Replace the worn-out wheel bearing. It’s possible to do this yourself if you’re a good driver. 

Malfunctioning differential 

Using the engine’s torque, the differential sends power to each wheel, allowing the wheels to rotate at different speeds. Worn-out differential gears can make grinding or whirring sounds. When you accelerate or make a turn, you’ll probably hear it. 

A new differential is required if the grinding is discovered to be caused by the differential. But if you hear a whirring sound instead, the differential might be low on fluid. In order to keep the gears from rubbing against each other as you turn, differential fluid lubricates them. 

An issue with the CV joint 

Transmissions are usually connected to the wheels via constant velocity joints, which are typically found on front-wheel-drive vehicles. When you accelerate, you may hear a clicking, grinding, or knocking coming from one of your car’s CV joints. If you don’t pay attention, your car could get stuck, which isn’t ideal. Tires with grease on the inner edge are another sign that your CV joints are in need of repair. 

The CV joint may also be to blame if you notice vibrations while driving. It’s possible that you’ll lose control of your car as a result. A worn-out CV joint needs to be replaced. Fortunately, you can do it yourself and save some money.  

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